/ Dictionary / Index L Lockport: Meaning and Definition of Find definitions for: Lock•port Pronunciation: (lok'pôrt", -pōrt"), [key] — n. a city in W New York, on the New York State Barge Canal. 24,844. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lockout box lock rail Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language